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Results for “Evaluation”
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Sensory evaluation of wine (Part 1)
Today, there is little doubt in the wine industry that personnel, who have been trained to manage sensory evaluation of wine at their respective cellars, add gr
By Jeanne Brand and Hélène Nieuwoudt · 13 min read
Sensory evaluation of wine (Part 2)
Sorting – a fast and simple method to describe sensory differences and similarities between wines
By Jeanne Brand and Hélène Nieuwoudt · 10 min read
Sensory evaluation of wine (Part 3)
Projective mapping and Napping
By Jeanne Brand and Hélène Nieuwoudt · 10 min read
Sensory evaluation of wine (Part 4)
Check-all-that-apply (CATA) – profiling of wine with multiple choice questions
By Jeanne Brand and Hélène Nieuwoudt · 11 min read
Sensory evaluation of mouthfeel in wine
PHOTO: Shutterstock.
By Renée Crous, Valeria Panzeri and Hélène Nieuwoudt · 7 min read
Impact of GHS on evaluation of IPW spray programmes
The Globally Harmonized System of Classification and Labelling of Chemicals (GHS) was developed by the United Nations as an international system to convey the dangers and risks of chemicals in a standardised way.
By Elleunorah Allsopp & Daniël Schietekat · 4 min read
A method of choice for the evaluation of infection of grapevines
RT-PCR, combined with SSCP analysis of amplicons, is a method of choice for a brief evaluation of the complexity of virus infection of grapevines in a standard
By Dariusz Goszczynski · 4 min read
High(er)-throughput evaluation of novel grapevine material for important traits
In a South African wine industry-funded study, researchers focused on selecting and screening ‘untested/poorly tested’ rootstock material for abiotic stress-resistance phenotypes. The study also evaluated disease-resistance phenotypes of potentially valuable grapevine material.
By Melané Vivier · 5 min read
Winery wastewater for irrigation (Part 2): Evaluation of catch crops on open land
Winery wastewater has a high chemical oxygen demand (COD) with high levels of potassium (K) and sodium (Na). Using it for irrigation adds substantial amounts of elements such as K and Na to the soil, therefore maximising element removal by means of a catch crop is important.
By Carolyn Howell, Karen Freitag & Lester Sassman · 7 min read
